any of a class of aliphatic monocarboxylic acids that form part of a lipid molecule and can be derived from fat by hydrolysis; fatty acids are simple molecules built around a series of carbon atoms linked together in a chain of 12 to 22 carbon atoms

a colorless crystalline synthetic fatty acid

an unpleasant smelling fatty acid found especially in butter

a fatty acid found in animal oils and fats; has an unpleasant smell resembling goats

a fatty acid found in animal oils and fats or made synthetically; smells like goats

a fatty acid having a rancid taste; found in butter and other fats and oils